A triangle is both isosceles and acute. If one angle of the triangle measures 30, what are the measures of the largest and smallest angles of the triangle? a) largest angle = 87; smallest angle = 30 b) largest angle = 150; smallest angle = 75 c) largest angle = 75; smallest angle = 30 d) largest angle = 165; smallest angle = 75 e) largest angle = 86; smallest angle = 30 f) None of the above Using the accompanying drawing, find mABD if mBAC=60 and mBDC=70 a) 15 b) 55 c) 5 d) 10 e) 60 f) None of the above